The ancient dwellings of the Puebloans, located in the cliffs of majestic mesas.

This shop for all your super spy needs hides an educational secret.

Giant Redwood-themed cafeteria operates under the golden rule, "Dine Free Unless Delighted."

Stroll through a wonderland of stupendous moss-covered trees.

Enormous lake at the bottom of a unique cave system.

The seamy, underground secrets of Portland's criminal past.

An ancient capital city that dates back 3,000 years old and harbors many surprises.

The world’s oldest and biggest bookstore stocking only mystery, crime fiction, espionage, and thrillers.

A typical crusty old museum this isn't.

World's largest collection devoted to one fruit.

This massive stained-glass masterpiece is thought to be the largest Tiffany dome in existence.

A trash dump made beautiful by nature's power.

This shop specializes in oddities and Victorian-inspired wonders.

A winding path built in secret on the edge of the continent.

A toxic ghost town sitting atop a massive coal fire.

James Turrell's total color immersion art installation, hidden on the top floor of a luxury handbag shop.

One man's homage to the sun continues to grow like a glass fractal.

Crystal clear lake with a shoreline of travertine located in a Colorado canyon.

The unique waterfall in Iceland's south features a backdrop of geometric black lava columns.

This whimsical Oz-themed park had a wonderful impact on the surrounding neighborhood.

Medical and zoological curiosities for sale.

This 1,300 year old monastery built atop a single rock was once only accessible depending on the whims of the tide.

A roaring, awe-inspiring double cascade of icy water flows through woodland Oregon like something out of a Tolkien novel.

One man's swirling six-acre monument of stone.